With the release of a recent feature on the blog, we can now say something we’ve hoped to say for some time: we shipped Haskell to production! In this post, I’ll outline what we shipped, how it’s working out for us, and provide some solutions to the various hurdles we encountered.

Let’s take a deep dive in the Unix shell’s if statement.
We’ll cover syntax, negation, the test command, the [ command,
bracket-bracket, math and numerical comparisons,
and various rules for regular expressions.